... are specialized in sintered reaction bonded silicon carbide (RB SIC) and pressureless sintering silicon carbide(SSIC) mechanical part, the ... static ring or rotating ring), , silicon carbide rings,mechanical seal,sic seal /bush of silicon carbide, sandblaster nozzles,other pump parts, ... of keyboard,please leave me a msg or email , I will reply you as soon as I received it next day. Silicon Carbide ...